libimobiledevice libplist 1.12 PLIST File bplist.c parse_string_node resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in libimobiledevice libplist 1.12. Affected by this issue is the function parse_string_node of the file bplist.c of the component PLIST File Handler. The manipulation leads to resource management. This vulnerability is referenced as CVE-2017-6436. The attack can only be performed from a local environment. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in libimobiledevice libplist 1.12. This issue affects the function parse_string_node of the file bplist.c of the component PLIST File Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

The parse_string_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (memory allocation error) via a crafted plist file.

The bug was discovered 03/02/2017. The weakness was published 03/15/2017 by zhunki (GitHub Repository). The advisory is shared at github.com. The identification of this vulnerability is CVE-2017-6436 since 03/02/2017. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 97965 (Debian DLA-870-1 : libplist security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276634 (Fedora Security Update for libplist (FEDORA-2017-4047180cd3)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97965) and SecurityFocus (BID 97290†). Similar entries are available at VDB-95188, VDB-98164, VDB-98166 and VDB-98167. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.0
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.0
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97965
Nessus Name: Debian DLA-870-1 : libplist security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for libplist FEDORA-2017-4047180cd3
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

03/02/2017 🔍
03/02/2017 +0 days 🔍
03/15/2017 +13 days 🔍
03/15/2017 +0 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
03/24/2017 +8 days 🔍
03/27/2017 +3 days 🔍
09/09/2020 +1262 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Researcher: zhunki
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6436 (🔍)
GCVE (CVE): GCVE-0-2017-6436
GCVE (VulDB): GCVE-100-98165
SecurityFocus: 97290 - libplist 'parse_string_node()' Function Local Denial of Service Vulnerability
OSVDB: - CVE-2017-6436 - libplist - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/16/2017 11:15
Updated: 09/09/2020 09:51
Changes: 03/16/2017 11:15 (76), 09/09/2020 09:51 (8)
Complete: 🔍
Cache ID: 216:27B:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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